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104272 = 247319
BaseRepresentation
bin11001011101010000
312022000221
4121131100
511314042
62122424
7613000
oct313520
9168027
10104272
1171383
1250414
13385cc
142a000
1520d67
hex19750

104272 has 40 divisors (see below), whose sum is σ = 248000. Its totient is φ = 42336.

The previous prime is 104243. The next prime is 104281. The reversal of 104272 is 272401.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

104272 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5479 + ... + 5497.

It is an arithmetic number, because the mean of its divisors is an integer number (6200).

2104272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124000).

104272 is an abundant number, since it is smaller than the sum of its proper divisors (143728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104272 is an equidigital number, since it uses as much as digits as its factorization.

104272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 104272 is about 322.9117526508. The cubic root of 104272 is about 47.0676556952.

Adding to 104272 its reverse (272401), we get a palindrome (376673).

The spelling of 104272 in words is "one hundred four thousand, two hundred seventy-two", and thus it is an iban number.

Divisors: 1 2 4 7 8 14 16 19 28 38 49 56 76 98 112 133 152 196 266 304 343 392 532 686 784 931 1064 1372 1862 2128 2744 3724 5488 6517 7448 13034 14896 26068 52136 104272